Privacy is one of the most basic human rights. When we talk to our loved ones at home, usually no one will hear us. But when we cross geographical barriers and chat through chat software, there may be someone who has been listening. When things go from offline to online, this kind of change that makes everyone uncomfortable should not happen. We should be thankful that many people are fighting for this right for themselves, and that Signal can be an important tool to maintain our privacy online.

For network engineers or administrators, the tracert command is a common network test and diagnostic command, which is used to determine the path (all nodes) that an IP packet takes to reach its destination. But the problem is that the result has always been returned only in text form, which is not easy to check. If you want to view tracert results clearly on a map and display more information with graphs, then Open Visual Trace Route is what you need.

Boxshot (formerly called Box Shot 3D) is a 3D product and packaging mockup program for Windows and Mac platforms, developed by Appsforlife from New Zealand. It provides a large number of customizable shapes and preset templates, realistic rendering engine, animation, scripting, import, export and other functions, and can become a must-have tool for packaging designers.

If you want to run Windows programs on Mac, there are nothing more than two solutions: one is to install a virtual machine; the other is to install tools such as compatibility layer. The disadvantages of virtual machines (such as Parallels Desktop, VirtualBox) are lower performance and larger disk space occupation. While tools based on compatibility layer such as Wine/CrossOver are too complicated to configure for beginner users.

Mind mapping/brainstorming can help us organize ideas, collect knowledge, remember things, capture ideas, clarify thoughts and open minds, so as to improve the work quality and efficiency. There are already many mind mapping programs, but most of them are too bloated, not suitable for beginners, or do not support cross-platform operation.